Stefan Bethke wrote: > Am 19.08.2009 um 21:37 schrieb Drew Tomlinson: > >> I'm using 8.0-BETA2 and have a SATA DVD drive. I'd like to take a >> DVD and create an ISO file from it. I have not done this before on >> FreeBSD. >> >> I've googled and it appears it should be as simple as: >> >> dd if=/dev/<dvd drive> of=/path/to/ISO >> >> So I figured out that my DVD drive is seen as /dev/acd0 and verified >> that it's accessible with "mount -t 9660 /dev/acd0 /mnt". After >> doing so, I can 'ls' files on /mnt. Then I unmounted the drive. >> >> So to create my ISO, I issued this command: >> >> dd if=/dev/acd0 of=DVD.iso >> >> But get this output: >> >> dd: /dev/acd0: Invalid argument >> 0+0 records in >> 0+0 records out >> 0 bytes transferred in 0.000132 secs (0 bytes/sec) >> >> I googled some more and thought that loading atapicam.ko might help. >> But yet I get the same error when using /dev/cd0. >> >> So what am I doing wrong? > > The driver only supports reads of blocksized chunks, so: > $ dd if=/dec/acd0 bs=2048 ... > should work. Thanks! That was it. I'm usually getting snagged by some sort of "BS"... :) Cheers, Drew -- Be a Great Magician! Visit The Alchemist's Warehouse http://www.alchemistswarehouse.comReceived on Wed Aug 19 2009 - 18:13:56 UTC
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